The Endgame series is a ground-breaking interactive project that combines a trilogy of novels, nine digital novellas, an online game, and interactive features, all in one revolutionary experience. There are 12 ancient bloodlines. In each, a chosen warrior comes of age and trains for a catastrophic event that has not yet happened. But no one has had to fight yet - until the Calling. Now, 12 Players must set off on a scavenger hunt that will span the globe, all in search of the three ancient keys that will save not just their bloodline, but the world. And only one can win.